From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f206.google.com (mail-il1-f206.google.com [209.85.166.206]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0A9BA19755B for ; Wed, 16 Jul 2025 17:01:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.206 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752685301; cv=none; b=i4dV0EimfpUAolq99m152zxdBUWYu4/tP76B/HYUB/0YOw+D2ebA9seWuQ7ni7Z1JzGBVyYHooV8/LnVYDh8iQ4C38V0mBOY7PycwD+4za4jJwhmQ3ueTNORphDgDe/DwPk2fO8tKFUv9K/AYIeMESnncVniGmX7a59VV0FzxB4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752685301; c=relaxed/simple; bh=e0yD3duGWfrYlQrpRQ5Eo7EbZCP52YDpCQ9BN8+ZzRA=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=PPBTM97ZNg0LiQvv1RksXPH8nojHGL0uAD9CdAFFTIxoH5zpYSaoQc8xKojIrJKVhKLxkL3Pe2rKfs4IAoiNoUJPN+95CPkaGwEggM8mMl4vSHG25mM81aIcCJR+QIOyAcIgO6IIG38XxIsP4CBNbJkS3ldKiY2m3CuGJFw/MD4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.166.206 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-il1-f206.google.com with SMTP id e9e14a558f8ab-3df4d2a8b5eso217855ab.3 for ; Wed, 16 Jul 2025 10:01:34 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1752685294; x=1753290094; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=cBmetddKLkjuJQ98nhwMXAQpQ48VqF4cEgqzN1+zBjs=; b=ky2SUVYe4B01Bifow6D5rbmwkd7hXAbwFTgHo14d8E2sHyTX0tpRm6oNFEhdrsy1ib u02hzROIkQP6B9K3ljJSWYvRRfCURQDrm1KJna+sK7CBmKPaDPbb9WHOM+oK4vmTEQ67 AqgWZg/2mSOaOLSTELuTbg46FPZxbCZNjfZvJW84N56wT12hQKrj3o8nsyxIclFxNv/y KoJqwb0Z3VpLrQKaZyNIKgw8nakRhf3DMJNbmJlen8JUWxc5C51deRpHo5vS8lxem4Jo 7qdYcjDOM9LohEgGgIhrUJSoRxW4QNGUUUvklWxbAT8F00H+MhOYOSwEPGIMKZe7xWke LAww== X-Forwarded-Encrypted: i=1; AJvYcCU3V1A1UkEg8GxxFuZpv36+SBnK4hYtyQhZxCdzJecVFCfTNnAt8BnVaTpz8uHSRnVudWedEtc=@vger.kernel.org X-Gm-Message-State: AOJu0YyRUnSMc1lcDO2E8sfS5h7Qk7Z8K29HxjtKkqjwXSu4HMOyphdj CRrEk424r1G03t9Y8lV/9P2QGeBrCBIW9pXu9Lue2i/ILW8g/KMkIYygfh64XG0dSgkN4elbwNH xff6BOyRsncPd1x1pA5Eu7i82WU21tQyZtWDqhv42R+fO0s8S2t5jIQPDyeg= X-Google-Smtp-Source: AGHT+IE+24eO6q3p4Mj9R1gSkyzP3EXdEW8uoZpqJYRJ6dWbgB29GJiWHDLeF1dRE39CyLgtV3NqYhCRbeciDZXhLWSAmHz842uL Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:741:b0:3e1:63a5:5aaa with SMTP id e9e14a558f8ab-3e282dc60a8mr34517555ab.6.1752685294134; Wed, 16 Jul 2025 10:01:34 -0700 (PDT) Date: Wed, 16 Jul 2025 10:01:34 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6877daee.a70a0220.693ce.002d.GAE@google.com> Subject: [syzbot] [wireless?] INFO: rcu detected stall in sock_close (5) From: syzbot To: davem@davemloft.net, edumazet@google.com, horms@kernel.org, jmaloy@redhat.com, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org, netdev@vger.kernel.org, pabeni@redhat.com, syzkaller-bugs@googlegroups.com, tipc-discussion@lists.sourceforge.net Content-Type: text/plain; charset="UTF-8" Hello, syzbot found the following issue on: HEAD commit: 379f604cc3dc Merge tag 'pci-v6.16-fixes-3' of git://git.ke.. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=1690fe8c580000 kernel config: https://syzkaller.appspot.com/x/.config?x=b309c907eaab29da dashboard link: https://syzkaller.appspot.com/bug?extid=9a29e1dba699b6f46a03 compiler: Debian clang version 20.1.7 (++20250616065708+6146a88f6049-1~exp1~20250616065826.132), Debian LLD 20.1.7 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1190fe8c580000 Downloadable assets: disk image (non-bootable): https://storage.googleapis.com/syzbot-assets/d900f083ada3/non_bootable_disk-379f604c.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/355475904f2c/vmlinux-379f604c.xz kernel image: https://storage.googleapis.com/syzbot-assets/c247a5b19c2d/bzImage-379f604c.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+9a29e1dba699b6f46a03@syzkaller.appspotmail.com watchdog: BUG: soft lockup - CPU#0 stuck for 123s! [syz.0.2011:11811] Modules linked in: irq event stamp: 337922703 hardirqs last enabled at (337922702): [] __local_bh_enable_ip+0x12d/0x1c0 kernel/softirq.c:412 hardirqs last disabled at (337922703): [] sysvec_apic_timer_interrupt+0xe/0xc0 arch/x86/kernel/apic/apic.c:1050 softirqs last enabled at (584): [] spin_unlock_bh include/linux/spinlock.h:396 [inline] softirqs last enabled at (584): [] tipc_skb_peek_port net/tipc/msg.h:1235 [inline] softirqs last enabled at (584): [] tipc_sk_rcv+0x3e9/0x2ba0 net/tipc/socket.c:2489 softirqs last disabled at (586): [] spin_trylock_bh include/linux/spinlock.h:411 [inline] softirqs last disabled at (586): [] tipc_sk_rcv+0x421/0x2ba0 net/tipc/socket.c:2494 CPU: 0 UID: 0 PID: 11811 Comm: syz.0.2011 Not tainted 6.16.0-rc5-syzkaller-00224-g379f604cc3dc #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:should_resched arch/x86/include/asm/preempt.h:104 [inline] RIP: 0010:__local_bh_enable_ip+0x135/0x1c0 kernel/softirq.c:414 Code: 8b e8 6f b2 e9 09 65 66 8b 05 6f 9f 1a 11 66 85 c0 75 5a bf 01 00 00 00 e8 a8 32 0b 00 e8 b3 11 42 00 fb 65 8b 05 4b 9f 1a 11 <85> c0 75 05 e8 82 f5 ad ff 48 c7 04 24 0e 36 e0 45 4b c7 04 37 00 RSP: 0018:ffffc9000e456540 EFLAGS: 00000286 RAX: 0000000000000201 RBX: 0000000000000201 RCX: 1216cf3644652a00 RDX: 0000000000000002 RSI: ffffffff8d998e51 RDI: ffffffff8be29e00 RBP: ffffc9000e4565d0 R08: ffffffff8fa1f5f7 R09: 1ffffffff1f43ebe R10: dffffc0000000000 R11: fffffbfff1f43ebf R12: ffffffff8b0f4de9 R13: dffffc0000000000 R14: dffffc0000000000 R15: 1ffff92001c8aca8 FS: 00007fa71c0906c0(0000) GS:ffff88808d21b000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000200000009000 CR3: 0000000043757000 CR4: 0000000000352ef0 Call Trace: spin_unlock_bh include/linux/spinlock.h:396 [inline] tipc_skb_peek_port net/tipc/msg.h:1235 [inline] tipc_sk_rcv+0x3e9/0x2ba0 net/tipc/socket.c:2489 tipc_node_xmit+0x1c9/0xe90 net/tipc/node.c:1701 tipc_node_xmit_skb+0xf4/0x150 net/tipc/node.c:1766 tipc_sk_rcv+0x29c4/0x2ba0 net/tipc/socket.c:2520 tipc_node_xmit+0x1c9/0xe90 net/tipc/node.c:1701 tipc_sk_push_backlog net/tipc/socket.c:1312 [inline] tipc_sk_filter_connect net/tipc/socket.c:2253 [inline] tipc_sk_filter_rcv+0x12a0/0x30b0 net/tipc/socket.c:2362 tipc_sk_enqueue net/tipc/socket.c:2443 [inline] tipc_sk_rcv+0x8a5/0x2ba0 net/tipc/socket.c:2495 tipc_node_xmit+0x1c9/0xe90 net/tipc/node.c:1701 tipc_node_xmit_skb net/tipc/node.c:1766 [inline] tipc_node_distr_xmit+0x2a0/0x3b0 net/tipc/node.c:1781 tipc_sk_backlog_rcv+0x1a1/0x230 net/tipc/socket.c:2410 sk_backlog_rcv include/net/sock.h:1148 [inline] __release_sock+0x249/0x350 net/core/sock.c:3213 release_sock+0x5f/0x1f0 net/core/sock.c:3767 tipc_release+0x16e2/0x2160 net/tipc/socket.c:650 __sock_release net/socket.c:647 [inline] sock_close+0xc3/0x240 net/socket.c:1391 __fput+0x449/0xa70 fs/file_table.c:465 task_work_run+0x1d1/0x260 kernel/task_work.c:227 resume_user_mode_work include/linux/resume_user_mode.h:50 [inline] exit_to_user_mode_loop+0xec/0x110 kernel/entry/common.c:114 exit_to_user_mode_prepare include/linux/entry-common.h:330 [inline] syscall_exit_to_user_mode_work include/linux/entry-common.h:414 [inline] syscall_exit_to_user_mode include/linux/entry-common.h:449 [inline] do_syscall_64+0x2bd/0x3b0 arch/x86/entry/syscall_64.c:100 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fa71b18e929 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fa71c090038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: 00000000000203a0 RBX: 00007fa71b3b5fa0 RCX: 00007fa71b18e929 RDX: 0000000000000000 RSI: 00002000000003c0 RDI: 0000000000000003 RBP: 00007fa71b210b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007fa71b3b5fa0 R15: 00007fffdf037f88 --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. If the report is already addressed, let syzbot know by replying with: #syz fix: exact-commit-title If you want syzbot to run the reproducer, reply with: #syz test: git://repo/address.git branch-or-commit-hash If you attach or paste a git patch, syzbot will apply it before testing. If you want to overwrite report's subsystems, reply with: #syz set subsystems: new-subsystem (See the list of subsystem names on the web dashboard) If the report is a duplicate of another one, reply with: #syz dup: exact-subject-of-another-report If you want to undo deduplication, reply with: #syz undup